Home / 5,356.33-7,390.86-3,365.48

Finding the Fourth Proportional to 5,356.33, 7,390.86 and 3,365.48

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Solution

The fourth proportional to 5,356.33, 7,390.86 and 3,365.48 is: 4,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.33 : 7,390.86 = 3,365.48 : x
  2. Step 2: Convert to fraction form
    5,356.33/7,390.86 = 3,365.48/x
  3. Step 3: Cross multiply
    5,356.33x = 7,390.86 × 3,365.48
  4. Step 4: Simplify right side
    5,356.33x = 24,873,737.73
  5. Step 5: Solve for x
    x = 24,873,737.73/5,356.33
  6. Step 6: Final answer
    x = 4,643.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.